Global Patent Index - EP 0185301 B1

EP 0185301 B1 19881102 - SCREW DRIVE WITH A SCREW AND ONE OR MORE ROLLING RINGS, SURROUNDING THE SPINDLE EXCENTRICALLY

Title (en)

SCREW DRIVE WITH A SCREW AND ONE OR MORE ROLLING RINGS, SURROUNDING THE SPINDLE EXCENTRICALLY

Publication

EP 0185301 B1 19881102 (DE)

Application

EP 85115735 A 19851210

Priority

DE 3446723 A 19841221

Abstract (en)

[origin: EP0185301A1] 1. Worm drive with a threaded spindle (1) and at least one rolling (5) eccentrically surrounding the spindle, rolling on the sides (13, 14) of the thread with one-sided engagement into the spindle thread and retained in a nut body or the like which is movable along the spindle (1), where the points of nearest pproach (A, D - crossing points), of the outer screw line or the parallel screw lines (15, 16) of the spindle thread and of the adjacent inner base circle or root circle (8, 9) of the rolling ring (5) having a crossing distance (a), characterized in that the crossing distance (a) is 0 - 15 % of the radius of the base or root circle (8, 9) of the rolling ring (5).

IPC 1-7

F16H 25/20

IPC 8 full level

F16H 25/20 (2006.01); F16H 25/22 (2006.01); F16H 25/24 (2006.01)

CPC (source: EP)

F16H 25/229 (2013.01)

Designated contracting state (EPC)

CH DE FR GB LI SE

DOCDB simple family (publication)

EP 0185301 A1 19860625; EP 0185301 B1 19881102; DE 3446723 A1 19860626; DE 3566026 D1 19881208

DOCDB simple family (application)

EP 85115735 A 19851210; DE 3446723 A 19841221; DE 3566026 T 19851210